<p>The growing environmental issues regarding plastic waste have necessitated the need for sustainable and biodegradable alternatives to traditional plastic pots. Present study focuses on the production of eco-friendly biodegradable plant containers using various bio composites consisting of natural fibers such as pineapple leaves (PC), water hyacinth (WC), dried leaf litter (DC), banana fibers (BC), and coco peat with cornstarch acting as a natural adhesive. The main aim is to produce a nature-friendly alternative to conventional plastic pot maintaining structural integrity and durability. To assess the viability of the bio composite, several mechanical and environmental tests were carried out, such as compression, flexural strength, impact resistance, water absorption, and biodegradability tests. A direct planting test with the money tree <i>(Epipremnum aureum)</i> was conducted to qualitatively assess the practical applicability of the biopots under real-use conditions. All experimental data were analyzed statistically, and differences among the samples were considered significant at <i>p</i> &lt; 0.05. Water absorption analysis showed that BC exhibited the highest absorption (96.40 ± 3.59%), followed by DC (95.44 ± 3.84%) and PC (95.28 ± 3.01%), while WC showed the lowest absorption (93.47 ± 2.43%). Pineapple leaf–reinforced corn starch biocontainers also demonstrated good mechanical properties, with a compressive strength of 5.03&#xa0;MPa, flexural strength of 33.33&#xa0;MPa, and impact strength of 0.2&#xa0;J when compared to other three biocomposites. Soil burial tests indicated progressive biodegradation over a 30days period, with PC showing the highest weight loss (14.27 ± 1.72a %), followed by BC (13.27 ± 1.67ab %), WC (12.27 ± 1.42b %), and DC (11.73 ± 1.28b %). Based on the experimental results the pineapple leaf fiber–corn starch biocomposite, which exhibited the highest mechanical strength and structural stability, is now clearly identified as a viable and eco-friendly alternative to conventional plastic horticultural pots. Additionally, the method successfully recycles agricultural and environmental waste, supporting a circular economy and plastic reduction.</p>

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Physico-mechanical and Biodegradation Properties of Bio-based Plant Containers for Sustainable Agriculture

  • Jessy Kochumman,
  • Subbiah Pillai Neelakanta Pillai Kumar ,
  • Vishal John Mathai,
  • Nikki John Kannampilly,
  • S. Kannadhasan

摘要

The growing environmental issues regarding plastic waste have necessitated the need for sustainable and biodegradable alternatives to traditional plastic pots. Present study focuses on the production of eco-friendly biodegradable plant containers using various bio composites consisting of natural fibers such as pineapple leaves (PC), water hyacinth (WC), dried leaf litter (DC), banana fibers (BC), and coco peat with cornstarch acting as a natural adhesive. The main aim is to produce a nature-friendly alternative to conventional plastic pot maintaining structural integrity and durability. To assess the viability of the bio composite, several mechanical and environmental tests were carried out, such as compression, flexural strength, impact resistance, water absorption, and biodegradability tests. A direct planting test with the money tree (Epipremnum aureum) was conducted to qualitatively assess the practical applicability of the biopots under real-use conditions. All experimental data were analyzed statistically, and differences among the samples were considered significant at p < 0.05. Water absorption analysis showed that BC exhibited the highest absorption (96.40 ± 3.59%), followed by DC (95.44 ± 3.84%) and PC (95.28 ± 3.01%), while WC showed the lowest absorption (93.47 ± 2.43%). Pineapple leaf–reinforced corn starch biocontainers also demonstrated good mechanical properties, with a compressive strength of 5.03 MPa, flexural strength of 33.33 MPa, and impact strength of 0.2 J when compared to other three biocomposites. Soil burial tests indicated progressive biodegradation over a 30days period, with PC showing the highest weight loss (14.27 ± 1.72a %), followed by BC (13.27 ± 1.67ab %), WC (12.27 ± 1.42b %), and DC (11.73 ± 1.28b %). Based on the experimental results the pineapple leaf fiber–corn starch biocomposite, which exhibited the highest mechanical strength and structural stability, is now clearly identified as a viable and eco-friendly alternative to conventional plastic horticultural pots. Additionally, the method successfully recycles agricultural and environmental waste, supporting a circular economy and plastic reduction.